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// Copyright (c) 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:async';
import 'dart:io';
import 'package:flutter_devicelab/framework/framework.dart';
import 'package:flutter_devicelab/framework/utils.dart';
import 'package:path/path.dart' as path;
/// Tests that the Flutter module project template works and supports
/// adding Flutter to an existing Android app.
Future<void> main() async {
await task(() async {
section('Find Java');
final String javaHome = await findJavaHome();
if (javaHome == null)
return TaskResult.failure('Could not find Java');
print('\nUsing JAVA_HOME=$javaHome');
section('Create Flutter module project');
final Directory tempDir = Directory.systemTemp.createTempSync('flutter_module_test.');
final Directory projectDir = Directory(path.join(tempDir.path, 'hello'));
try {
await inDirectory(tempDir, () async {
await flutter(
'create',
options: <String>['--org', 'io.flutter.devicelab', '--template=module', 'hello'],
);
});
section('Add plugins');
final File pubspec = File(path.join(projectDir.path, 'pubspec.yaml'));
String content = await pubspec.readAsString();
content = content.replaceFirst(
'\ndependencies:\n',
'\ndependencies:\n battery:\n package_info:\n',
);
await pubspec.writeAsString(content, flush: true);
await inDirectory(projectDir, () async {
await flutter(
'packages',
options: <String>['get'],
);
});
section('Build Flutter module library archive');
await inDirectory(Directory(path.join(projectDir.path, '.android')), () async {
await exec(
'./gradlew',
<String>['flutter:assembleDebug'],
environment: <String, String>{ 'JAVA_HOME': javaHome },
);
});
final bool aarBuilt = exists(File(path.join(
projectDir.path,
'.android',
'Flutter',
'build',
'outputs',
'aar',
'flutter-debug.aar',
)));
if (!aarBuilt) {
return TaskResult.failure('Failed to build .aar');
}
section('Build ephemeral host app');
await inDirectory(projectDir, () async {
await flutter(
'build',
options: <String>['apk'],
);
});
final bool ephemeralHostApkBuilt = exists(File(path.join(
projectDir.path,
'build',
'host',
'outputs',
'apk',
'release',
'app-release.apk',
)));
if (!ephemeralHostApkBuilt) {
return TaskResult.failure('Failed to build ephemeral host .apk');
}
section('Clean build');
await inDirectory(projectDir, () async {
await flutter('clean');
});
section('Make Android host app editable');
await inDirectory(projectDir, () async {
await flutter(
'make-host-app-editable',
options: <String>['android'],
);
});
section('Build editable host app');
await inDirectory(projectDir, () async {
await flutter(
'build',
options: <String>['apk'],
);
});
final bool editableHostApkBuilt = exists(File(path.join(
projectDir.path,
'build',
'host',
'outputs',
'apk',
'release',
'app-release.apk',
)));
if (!editableHostApkBuilt) {
return TaskResult.failure('Failed to build editable host .apk');
}
section('Add to existing Android app');
final Directory hostApp = Directory(path.join(tempDir.path, 'hello_host_app'));
mkdir(hostApp);
recursiveCopy(
Directory(path.join(flutterDirectory.path, 'dev', 'integration_tests', 'android_host_app')),
hostApp,
);
copy(
File(path.join(projectDir.path, '.android', 'gradlew')),
hostApp,
);
copy(
File(path.join(projectDir.path, '.android', 'gradle', 'wrapper', 'gradle-wrapper.jar')),
Directory(path.join(hostApp.path, 'gradle', 'wrapper')),
);
await inDirectory(hostApp, () async {
await exec('chmod', <String>['+x', 'gradlew']);
await exec('./gradlew',
<String>['app:assembleDebug'],
environment: <String, String>{ 'JAVA_HOME': javaHome },
);
});
final bool existingAppBuilt = exists(File(path.join(
hostApp.path,
'app',
'build',
'outputs',
'apk',
'debug',
'app-debug.apk',
)));
if (!existingAppBuilt) {
return TaskResult.failure('Failed to build existing app .apk');
}
return TaskResult.success(null);
} catch (e) {
return TaskResult.failure(e.toString());
} finally {
rmTree(tempDir);
}
});
}